Greetsiel Weather & Climate: Best Time to Visit

In Greetsiel, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 22°C (72°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 6°C (43°F).

At night, temperatures range from around 14°C (57°F) in August to 1°C (34°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

On average, Greetsiel receives a reasonable amount of rain/snowfall, with an annual precipitation of 913 mm (36 in). Greetsiel experiences moderate seasonal variation in rainfall, with monthly averages ranging from 98 mm (3.9 in) in August, the wettest month, and 55 mm (2.2 in) in April, the driest month. For more details, please visit our Greetsiel Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Greetsiel can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 7.3 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The mean water temperature over the year ranges from 4°C (39°F) in January to 17°C (63°F) in August.

Water temperature over the year

The city experiences its highest humidity in December, reaching 89%. In May, the humidity drops to its lowest level at 75%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year